From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
List of design modifications and their completion status for the Phantom III chassis.
| Identifier | ExFiles\Box 161a\4\ scan0016 | |
| Date | 11th February 1936 guessed | |
| (sheet 4) ITEM. DESIGN POSITION. PHANTOM III CHASSIS. Connecting Rod with solid Hall's alloy bearings - marine type rods. Completed 5.2.36. Modified strangler control for Stromberg carburetter. Completed 6.2.36. Silent bloc bushes for rear roll rod. Completed 10.2.36. Mod. to brake pedal lever mechanism. Completed 23.1.36. Mod. to servo main lever and countershaft bracket to improve rod clearance. Completed 28.1.36. Modified frame stiffeners. Completed 28.1.36. Modifications to Auto-lock rear shock dampers. Completed 10.2.36. Rubber stop for clutch pedal. Completed 31.1.36. Propeller shaft for long wheelbase chassis. Completed 31.1.36. Clearance between spring ring and push rod in brake operating mechanism. Completed 31.1.36. Oilite bush for hand brake equaliser fulcrum bearing. In hand. Mods. to rear axle level plug to increase oil capacity. Completed 6.2.36. " to rear brake intermediate shaft on 3rd crossmember. Completed 10.2.36. Modified rear axle oil filler plug. In hand. Oilite bushes in servo countershaft. Completed 12.2.36. 8" longer wheelbase chassis - "E" steering enclosed limousine. In hand. Forged connecting rods. In hand. Andre' type silentbloc gearbox rear support. Completed 12.2.36. | ||